HackRF One from Great Scott Gadgets is a Software Defined Radio
peripheral capable of transmission or reception of radio signals
from 10 MHz to 6 GHz. Designed to enable test and development of
modern and next generation radio technologies, HackRF One is an open
source hardware platform that can be used as a USB peripheral or
programmed for stand-alone operation.

10 MHz to 6 GHz operating frequency

half-duplex transceiver

up to 20 million samples per second

8-bit quadrature samples (8-bit I and 8-bit Q)

compatible with GNU Radio, SDR#, and more

software-configurable RX and TX gain and baseband filter

software-controlled antenna port power (50 mA at 3.3 V)

SMA female antenna connector

SMA female clock input and output for synchronization

convenient buttons for programming

internal pin headers for expansion

Hi-Speed USB 2.0

USB-powered

open source hardware

HackRF One has an injection molded plastic enclosure and ships
with a micro USB cable. An antenna is not included. ANT500 is recommended as a starter antenna for
HackRF One.

HackRF One is test equipment for RF systems. It has not been
tested for compliance with regulations governing transmission of
radio signals. You are responsible for using your HackRF One
legally.